Bluetooth/AUX transmitter/receiver, receiver/transmitter

Product detailed description

Portable stereo receiver/transmitter with built-in rechargeable battery with two audio transmission modes.


Product parameters:

- transmitter mode: wirelessly transmits audio from your TV, home system or CD player to your Bluetooth headphones or speakers. (aux-OUT → Bluetooth-IN)
- receiver mode: wirelessly transmits audio from a Bluetooth-enabled phone, tablet or computer to speakers or headphones (Bluetooth-OUT → aux-IN)
- switching between transmitter and receiver modes with a simple flick of a switch
- easy connectivity with advanced Bluetooth technology and a 3.5mm audio cable.


Technical parameters:

- model: KN321
- technology: BT5.0, A2DP, AVRCP (receiver mode only)
- operating range: up to 10m
- pairing name: KN321
- charging time: 2 hours
- working time: RX: 6 hours; TX: 5hours
- battery type: Li-Polymer (200 mAh)
- dimensions: 44 × 44 × 12 mm
- weight: 18 g

Instructions:
- power on: press and hold the on/off button until the LED lights up
- power off: press and hold the on/off button until the LED goes off

Charging: use DC-5V charger and micro usb charging cable. The red light is on during charging.

Switching mode:
- 1) RX: reception mode, indicator: blue LED
- 2) TX: Transmission mode, indicator light: red LED

RX mode:
- pairing name: KN321 / KN319, look for KN321 / KN319 in the Bluetooth settings of the phone you want to pair. The blue light flashes twice per second during pairing, and the blue light flashes once every three seconds after successful pairing.
- how to use:
1) Plug one end of the audio cable into the speaker's audio input and the other end into the KN321's audio
2) Verify that it is in RX mode (blue light flashing). The pairing name can be found in the Bluetooth settings of your phone: KN321 / KN319 click to pair.

TX mode:
- tX mode automatically searches for other Bluetooth receiving devices (such as a Bluetooth headset, Bluetooth speaker, Bluetooth receiver, etc.), the red light flashes twice per second during pairing, and the red light flashes every three seconds after pairing is successful.
- how to use:
1) Plug one end of the audio cable into the device's audio output and the other end into the KN321/KN319 reverb.
2) Check that it is in TX mode (red light flashing). The KN321 will automatically search for a pairing Bluetooth headset or Bluetooth speakers.

The product is not a separately functional unit, it requires professional assembly.