Description: A perfect wirele for a wide range of situations and use mode wirelely streams audio from your non-Bluetooth TV, home stereo system, or CD player to your headphones or speaker Receiver mode wirelely streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphone Receive mode and transmit mode only need oneclick Switching. With the included 3.5mm cable, this Receiver adapter can widely be used on your computer, laptop, home stereo system, headphone, smartphone, Mp3 player, CD player, etc. Specification: Size: 9.8x5.8x1.3cm/3.85x2.28x0.51inch Interface: 3.5MM stereo interface Plug and ye External power supply: no external power supply Transmiion rate: 4Mbp Effective working: 10m standard: 5.0 Working frequency: 2480MHz Support agreement: A2DP, AVRCP, HFP, SPP HID Receive working current: 43MA Transmitting working current: 60MA Standby current: 18MA Built-in battery: polymer 600MAH Charging current: 300MA Life time: 8H distance: 10M (open space) Charging method: Micro USB 5V/0.5A Output connection: 3.5MM stereo interface Input connection mode: 3.5MM stereo interface Compatible: Android, IOS system mobile phone, and all audio equipment, audio equipment with audio input interface Package Includes: 1 Piece 5.0 Audio/Receiver Adapter 1 Piece 3.5mm Aux Cable 1 Piece 1-2 Audio Cable 1 Piece Micro USB Cable 1 Piece User Manual Note: Color might be slightly different due to the color calibration of each inp> Please allow slightly measuring deviation due to manual measurement.