Hangshi Technology HD357-3 Wireless Keyboard Owner’s Manual

Hangshi Technology HD357-3 Wireless Keyboard

Product Information

The HD357-3 wireless keyboard is a compact and versatile keyboard designed for use with various devices. It features a rechargeable lithium battery with a capacity of 1000mAh, providing long-lasting usage. The keyboard has a sleek design with dimensions of 434.27120.7721.06mm, making it portable and easy to carry.

The keyboard has a key life of 3 million clicks, ensuring durability and longevity. It operates at a voltage range of 3.0V to 4.2V, compatible with WINDOWS, IOS, and ANDROID operating systems.The operating range of the keyboard is less than 10 meters, providing flexibility and convenience in usage.

The HD357-3 wireless keyboard also includes indicator lights for charging and caps lock status. It supports both 2.4G and Bluetooth connections, indicated by separate channel indicators. The keyboard offers various keys and functions for different platforms, including IOS, Windows, and Android.

Keys and Functions:

Product Usage Instructions

Pairing Instruction – 2.4G Connection:

1. Switch the keyboard power ON.
2. Take out the USB receiver from the backside of the keyboard.
3. Plug the USB receiver into the USB port of the device.
4. Press the 2.4G channel key. The 2.4G status indicator will flash slowly, indicating that the keyboard is in 2.4G mode.

Keyboard Charging:

When the battery is low, the power indicator light will start toflash until the keyboard turns off. To ensure the best user experience, recharge the keyboard as soon as possible. Low batterymay cause poor connection quality and result in delays or otherproblems while using the keyboard.

The power indicator light turns red while charging and will turn green once fully charged. A full charge cycle takes about 2-3 hours.

Power Saving Mode:

The keyboard enters sleep mode after being idle for 30 minutes. To activate it, press any key and wait for 3 seconds. Please notethat there may be a typing delay of 3 seconds after activation.

Safety Instructions:

1. Keep the keyboard away from sharp objects that could damage it.
2. Do not put heavy objects on the keyboard.
3. Avoid spilling coffee, tea, or other liquids on the keyboard.
4. Ensure proper antenna placement and separation between the keyboard and other equipment to maintain optimal performance.
5. Consult the dealer or an experienced radio/TV technician forassistance with any changes or modifications to the equipment.

Please follow these instructions carefully to use the HD357-3 wireless keyboard effectively and safely.

Specifications

Indicator Light Descriptions

① Charging/Caps Lock Indicator ② 2.4G Channel Indicator ③ BT1 Channel Indicator ④ BT2 Channel Indicator
Power on status: The corresponding channel indicator will be on white color and power on indicator will be on for 2 seconds.
Charging status: Indicator ① will stay in red when charging and turn to green once fully charged.
Low Battery status: Indicator ① will flash in red when it is time to charge.
Caps Lock status: Indicator ① will stay in red when Caps Lock on and will be off if keyboard not work after 5 seconds.
2.4G mode status: Indicator ② Flash in white 3 times per second, goes into sleep mode if notconnect after 20s; each 3s flash one time once paired successfully and the white light will be off if not work afte r 5s.
Bluetooth mode status:
③④ Flash in white 3times per second, goes into sleep mode if not connect after 20s; each 3s flash one time once paired connecting successfully and the white light will be off if not work after 5s.

Keys and Functions

Ps： is the key to switch between Multimedia and F1-F12 key modes.

Pairing Instruction
2.4G Connection:

• Step 1: Switch the keyboard power ON.
• Step 2: Take out the USB receiver from the backside of keyboard.
• Step 3: Plug the USB receiver into the USB port of the device.
• Step 4: Press the 2.4G channel key, the 2.4G status indicator will flash slowly, the keyboard now is in 2.4G mode.

Bluetooth Connection:

• Step 1: Switch the power on.
• Step 2: Press the BT1 channel key to switch to choose a Bluetooth channel BT1/BT2.
• Step 3: Hold and press the Bluetooth channel key for 3 to 5 seconds, the BT indicator will flash
• quickly, the keyboard now enter into Bluetooth pairing mode.
• Step 4: Open “Settings ” of your device and click Bluetooth Devices.
• Setp 5: Choose “Add/Delete Bluetooth Devices, search for “BT+2.4G KB” and click “Pair”.
• Step 6: Pairing is complete when it shows “BT+2.4G KB Connected”
• Bluetooth indicator flashes three times each second, and will flash for 180S. How to Switch Device Channels
• After 2.4G/BT1/BT2 are connected, press the corresponding channel key to switch between devices.

Keyboard Charging
When battery is low, the power indicator light will start to flash until the keyboard turns off. Please recharge as soon as possible to ensure best user experience. Low battery may cause poorconnection quality, resulting delays or other problems while using.The Power indicator light is red while charging and will turn green once fully charged. One full charge cycle takes about 2~3 hours.

Power Saving Mode
The keyboard will enter into sleep mode after being idol for 30 minutes. To activate it by pressing
any key and wait for 3s (the activation may lead a typing delay in 3s).

Safety Instructions

1. Keep the keyboard away from sharp objects that could damage it.
2. Do not put heavy objects on the keyboard.
3. Please do not spill coffee, tea or other liquids on the keyboard

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 radiofrequency 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.

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>