RIVERSONGS Wireless Headphones User Guide
- June 7, 2024
- RIVERSONGS
Table of Contents
USER GUIDE
Rhythm M (EA50)
Wireless Headphones
Before using this product, read user manual instructions carefully.
FUNCTION KEY DESCRIPTION
- Volume + / Next Song
- Volume – / Previous Song
- Power / Call / Multifunction
- 3.5mm AUX Port
- Micro USB Port
WELCOME
Thank you for choosing us. Our wireless headphones have a fashionable design, powerful functions, high compatibility, and a true hands-free convenience when making calls and listening to music!
WIRELESS TECHNOLOGY
With wireless technology, you can connect the headphones to compatible devices
without cables. The wireless connection allows you to use your mobile phone
without holding it (listening to music, having phone calls, etc.), but the
maximum distance between them shall be within 10 meters (about 30 feet). The
wireless connection may be interfered by obstacles (such as walls) or other
electronic devices.
Some geographical areas might not provide the optimal wireless connection.
Please consult your local authority or service provider for details.
MAIN OPERATION GUIDE
In below instruction, MF refers to the multifunction button (please refer to FUNCTION KEY DESCRIPTION)
- Pairing: Long press on the MF button for 3 seconds
- Power off: Long press on the MF button for 5 seconds
- Pause/Play: Short press once on the MF button
- Volume up/down: Short press once on the +/- button
- Last/Next song switch: Long press on the +/- button for 2 seconds
- Answer phone call: Short press once on the MF button
- End phone call: Short press once on the MF button
- Reject phone call: Long press on the MF button for 2 seconds
- Redial the last phone number: Double click on the MF button
- Siri function: Long press on the MF button for 2 seconds
- AUX function: Plug the 3.5mm audio cable into the AUX port
CHARGING THE HEADPHONES
- Use the Micro USB port to plug your cable and charge your headphones.
- It performs best after being fully charged. Please use DC-5V power to charge it.
IMPORTANT: Please note that the maximum voltage supported can not exceed DC- 9V.
LED LIGHT GUIDE
Low power: the red light flashes every 10 seconds with a vocal message
reminder saying “battery low”.
Undercharging: the red light is on.
Fully charged: the light turns blue.
CONNECT WITH YOUR PHONE
- Place the headphones within 1 meter from your phone. The pairing success rate is higher when the 2 devices are at closerange distance.
- Long press on the MF button until the red and blue lights flash alternatively, this means they are in pairing status.
- Turn on the wireless function on your phone, search for the headphones model called “RS Rhythm M”, click on it to connect. No password is required. When successfully connected, the LED indicator will flash in blue color.
Congratulations, it is successfully connected, now you can listen music and dial.
3.5MM AUX PORT
Use the AUX cable provided in the box to connect with your laptop/mobile in case your headphones are running out of battery.
CONNECT WITH TWO PHONES
- Long press on the MF button until the red and blue lights flash alternatively, this means they are in pairing status.
- Turn on the wireless function on mobile phone #1, search for the headphones model called “RS Rhythm M”, click on it to connect. No password is required.
- Turn off the wireless function of mobile phone #1, long press on the MF button to turn off the headphones.
- Long press on the headphones MF button until the red and blue lights flash alternatively again, this means they are in pairing status.
- Turn on the wireless function on mobile phone #2, search for the headphones model called “RS Rhythm M”, click on it to connect. No password is required.
- Turn on the wireless function of mobile phone #1 to connect the headphones again.
NOTE
Please keep the headphones and mobile phone #1/#2 within 10 meters.
RECONNECTION
- The headphones will reconnect with your mobile phone automatically.
- If it doesn’t, please short press once on the MF button, or try again the pairing with the wireless connection function.
RESET
When the headphones is undercharging status, press the MF button for 3 seconds until the red and blue lights flash alternatively 3 times.
FAQ
Why can’t I and the headphones model on my phone?
It might be because the headphones are power off, or the wireless connection
function of your mobile phone encounters some issues.
- After you power off your headphones, long-press the MF button until the red and blue lights flash alternatively to activate the headphones’ pairing status.
- Reset the headphones (see above instructions).
- Reboot your phone, and connect again.
NOTE
When the headphones are under pairing status, the wireless connection pairing with your mobile phone should be done within 2 minutes, otherwise your headphones will automatically power off.
Why the headphones cannot be linked with my mobile phone using the wireless
connection function?
It might be because the wireless connection function on your device is not
turned on; your headphones are connected to another device, or the headphones
are still in pairing mode.
- Please check if the wireless connection function on your device is turned on.
- Please check and confirm your headphones are not connected to another device.
- Please check if your headphones are in pairing mode (which will be indicated by light in blue & green flashing alternatively).
Why can’t I hear any sound from my headphones?
It might be because the headphones’ volume is down to a minimum; the
headphones are not well connected with your phone, or your headphones are not
within the wireless connection working range.
- Adjust the volume on your phone, or press on the “+” button to turn the volume up.
- Proceed to the connection process again.
- Keep your headphones within 10 meters from your mobile phone to respect the wireless connection working range.
NOTE
When your headphones and mobile phone are in the pairing connection process, please do not do any other operations with those devices.
When charging, why does the red light not lighting up?
It might be because you did not use your headphones for a long time.
Charge your headphones for 30 minutes until the red light is on.
NOTE
Overcharging or placing the headphones under high-temperature atmosphere will
cut down the battery capacity and lifetime.
Why the headphone’s call quality is not good?
It might be because the mobile network is not good enough, or the headphones
are not in the wireless connection working range.
- Confirm whether the mobile network in strong enough.
- Please confirm that the headphones are within the effective working distance of 10 meters from your mobile phone, also check if no major obstacle is causing interference to the connection.
When the music is playing, why the music cannot be controlled with the play/pause, previous/next song and volume up/down buttons?
It might be because the mobile phone doesn’t support the AVRCP (Audio/Video Remote Control Profile) protocol.
This feature requires the mobile device to be paired with the headphones to support the AVRCP (Audio/Video Remote Control Profile) protocol.
When I use AUX audio cable, why is there no sound?
It might be because the AUX audio cable is damaged.
Please check whether the AUX interface of the output device is normal (not damaged) and whether the AUX 3.5mm audio cable is not damaged.
SPECIFICATION
Bluetooth Version: 5.0
Supported Profiles: A2DP, AVRCP, HFP, HSP
Operating distance: 10m
Bluetooth Chip: BK3266
Frequency Range: 20Hz-20KHz
Sensitivity: 110dB
Rated Power: 15mW
Impedance: 16Ω
Charging Time: 3h
Playback Time: 22h continuously
Battery Capacity: 500mAh
RIVERSONG TECHNOLOGY CO., LTD.
Address： No. 1108 Tower B, Tianjin HighTech Plaza Phase 1, Futian
District, Shenzhen, Guangdong
Official website：www.riversongtech.com