Welcome to our shop! Introducing our brand new 2 in 1 Receiver Transmitter! This device is equipped with an embedded ARM926EJ-S core, featuring a 4KB Lcache and 4KB Dcache. It supports stereo codecs and various profiles such as HFP, HSP, A2DP, AVRCP, and SPP. With noise reduction and cancellation capabilities, this device offers a multi-band equalizer configuration and supports packet loss hiding. It also supports multipoint HFP and A2DP, as well as voice prompts. The integrated lithium-mode battery charger ensures a fast charge of 300mAh and provides over discharge protection. This device is perfect for audio input audio equipment and wireless audio receiving and transmission. It also features automatic search for connected Bluetooth devices and wireless audio transmission. With a built-in enhanced signal transmission circuit, you can enjoy a faster and more stable continuous sound connection. The Bluetooth 5.0 technology ensures low power consumption. Our device is compatible with dual lossless audio formats and supports AUX OUT and Earphone. It has an automatic memory connection function for easier operation and more convenient connection. The built-in battery offers super long battery life, and this device is smart compatible with Android/IOS phones/Pads and all Bluetooth audio devices. You can connect 1 mobile phone effortlessly, without any tedious driving or downloading of additional apps. Product Details: - Condition: 100% Brand New - Item Type: 2 in 1 Receiver Transmitter - Material: ABS - Color: As Pictures Shown - Weight: Approx. 79g/2.8oz - Support Protocols: A2DP, AVRCP, HFP, SPP HID - Receiving Operating Current: ≤ 43mA - Transmitting Operating Current: ≤ 60mA - Standby Current: < 18mA - Battery Type: Polymer Lithium Battery - Built-in Battery: 600mAh - Charging Current: 300mA - Endurance: > 8h - Bluetooth Distance: > 10m/32.8ft (Open Space) - Charging Mode: Micro USB 5V/0.5A - Output Connection: 3.5mm Stereo Interface - Input Connection Mode: 3.5mm Stereo Interface - Compatible for Android/IOS phones/Pads, and all Bluetooth audio devices. Audio Devices with Audio Input Interface Package Includes: - 1 x B6 Bluetooth 5.0 Adapter - 1 x 2 In 1 Audio Cable - 1 x 3.5mm Audio Cable - 1 x Micro USB Power Cable - 1 x Manual 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.