PAVEOS Bluetooth Receiver 3.5 Audio Transmitter Adapter For TV/PC Headphone Speaker Features: 1.This extremely portable, lightweight wireless audio transmitter & receiver is an ideal wireless audio solution for a wide range of situations and uses 2.Transmitter mode：wirelessly streams audio from your non-Bluetooth TV, home stereo system, or player to your Bluetooth headphones or speakers 3.Receiver mode：wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones 4. between transmitter and receiver modes with the flick of a . Effortlessly connect using advanced Bluetooth technology and 3.5mm audio cable (included). 5.Super-Portable Audio-Streaming Power The KN321 is just 44mm (1.73”) across and weighs 18g (0.63oz), but has got powerful wireless audio streaming capabilities. Slip this transmitter & receiver into your backpack or laptop bag and take it without the slightest effort. 6.Broad Compatibility: With the included 3.5mm cable and 3.5mm to 2RCA cable, this Receiver Transmitter adapter can widely be used on your computer, laptop, home stereo system, headphone, smartphone, Mp3 player, player, etc. Power on: Press and hold the power on/off button until the LED lights up Shutdown: Press and hold the power on/off button until the LED is off Charging:Use the-5V charger and micro charging cable. The red light is on during charging. When the battery is fully charged, the blue light is on. mode: 1) RX: Receive mode, indicator: blue LED 2) TX: Transmit mode, indicator light: red LED mode: Pairing name: KN321, find KN321 in the Bluetooth settings of the phone to pair. The blue light flashes a second during the pairing process, and the blue light flashes once every three seconds the pairing is successful. how to use: 1) Plug end of the audio cable into the audio input of the speaker and the other end into the audio of the KN321 2) that it is in mode (blue light flash). Find the pairing name in the Bluetooth settings of the phone: KN321 click to pair. TX mode: TX mode will automatically search for other Bluetooth receiving devices (such as Bluetooth headset, Bluetooth speaker, Bluetooth receiver, etc.), The red light flashes a second during the pairing process, and the red light flashes once every three seconds the pairing is successful. How to use: 1) Plug end of the audio cable into the audio output of the devices and the other end into the audio of the KN321. Specifications Model: KN321 Technologies: BT5.0, A2DP, AVRCP (receiver mode only) Range: Up to 10m / 33ft (without any blocking objects) Pairing name:KN321 Charging Time: 2 hours Battery Type: Li-Polymer (200mAh) Dimensions: 44 × 44 × 12mm Weight: 18g Package Includes： 1x Bluetooth 5.0 Audio Transmitter/Receiver Adapter 1x Micro Power Cable 1x RCA Cable 1x 3.5mm Aux Cable 1x User Manual Househeld supplies for adult and Children ♪Satisfactory Sound Quality: This bluetooth adapter for pc adopts the latest technology to adjust and experience unparalleled sound quality, balanced sound and minimum distortion. Very suitable for games, music and movies. ♪Multi-scene Use: This bluetooth adapter for pc is designed with a variety of harsh environments in mind, with high-strength design and IPX659 protection level. It is very suitable for parties, swimming pools, beaches, camping or hiking. ♪Quick Connection: This bluetooth adapter for pc can remember multiple connected devices. When you turn on Bluetooth and get close to it, you can quickly connect your devices and start an auditory feast. ♪Lightweight and Compact: This bluetooth adapter for pc is compact and easy to grasp. It can be easily put into your backpack, you can carry it with you and enjoy music anytime, anywhere. ♪Service: If you encounter problems in the process of using bluetooth adapter for pc, you can contact us, and we will reply in time and help you solve the problem.