Jieshengda C49 2 in 1 Audio Adapter User Manual

Jieshengda C49 2 in 1 Audio Adapter

Packaging list

1. Wireless adapter 1PCS
2. charging cable 1PCS
3. User Manual 1PCS

Technical indicators

• Wireless configuration file: VS.2 EDR, SBC, APTX, APTX-LL, APTX-HD, APTX-AD, AAC
• Scope of work: Open area up to 10 meters long, without any obstacles
• Product size: 98.8mm (length) x 25.9mm (width) x 11.8mm (height)
• Battery life: about 14 hours

Interface diagram

To begin, please select the transmit or receive mode.

Transmission mode Connect wireless headphones or speakers to devices such as televisions, computers, etc
Transmission mode: used to send audio from a wired headphone jack (such as a TV) to a wireless headphone or wireless speaker.

Reception mode: wirelessly connected to home stereo systems such as cars
Reception mode: designed specifically for car stereos/speakers/ headphones and most mobile devices with 3.5mm auxiliary ports, making ordinary speakers immediately wireless stereo speakers, wirelessly transmitting music from smartphones to car or home stereo systems.

Pairing adapter with wireless headphones

(Transmit mode)

Long press” ” to start the machine, push the mode button to TX, and the red light flashes to indicate a waiting state for pairing.

Note:
After wireless pairing is completed, double-click ” ” to search again;
If pairing fails, you can turn off the power, then restart the wireless adapter and wireless headphones/speakers, repeat the above steps, and then try several times;
If you are using this product on a TV, please confirm which RCA connector is the audio output port. The device needs to be connected to an RCA or 3.5mm audio output port instead of an audio input port.

Adjust the wireless headphones to wireless pairing mode.

After successful connection, the red light remains on.

The first connection may take a few seconds, and after successful connection, it will automatically connect the next time.

Matters needing attention:

In transmit mode, If wireless devices cannot be searched after startup, it may be in a reconnection state, At this point, you can double-click” “and search again.

Connect the adapter to the headphone jack

(Transmit mode)

Insert the adapter into the headphone jack of the entertainment device you need.

Adapter for speaker devices with AUX-IN ports

(Receive mode)
Switch the adapter to receive mode (RX), and the blue light flashes to indicate that it is in a waiting state for pairing.

Matters needing attention:

In reception mode, if the phone cannot find the adapter after turning on, it may be in a reconnection state, At this point, you can double-click” “and search again.

When the adapter is waiting for pairing, open the phone’s wireless settings, search for C49, and select pairing.

After the phone is successfully connected, insert the adapter into the AUX-IN port of the speaker.

Connect to the second phone

After the first mobile phone is connected successfully, turn off the wireless of the first mobile phone. After the second mobile phone is connected wirelessly, turn on the wireless reconnection of the first mobile phone to connect two mobile phones at the same time.
Or after the first mobile phone is connected successfully, double click the ” ” button and the blue light flashes, and then use the second mobile phone to search the wireless of the device for connection.

Adapter charging

When charging, simply plug one end of the included charging cable into the adapter and the other end into any powered USB port.
The adapter can be fully charged within 2 hours. The battery life is about 14 hours after being fully charged. We recommend fully charging it before first use. When charging, the charging indicator light comes on, After being fully charged, the indicator light goes out.

Indicator Status Guide

• Red light flashing Transmit mode waiting for pairing
• Red light always on Transmit mode pairing successful
• Blue light flashing Receive mode waiting for pairing
• Blue light always on Receive mode pairing successful
• The charging indicator light is on Charging
• The charging indicator light is off Charging completed

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

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