The 30 pin Bluetooth receiver is specially designed for product dock stations. Plug this receiver into the dock station, and music will be transmitted wirelessly from your mobile phone with Bluetooth stereo function to the dock station. Receiving range: up to 30 feet; in open and unobstructed areas, range can reach up to 60 feet. High sound quality: advanced noise reduction technology delivers clearer o performance compared to standard Bluetooth 3.0 or 2.0 solutions. Compatible with a wide range of devices: supports Bluetooth-enabled phones, computers, s, s, MID devices, and other digital products equipped with Bluetooth functionality. Plug-and-play design requires no external power source—powered directly through the 30-pin dock speaker connection. Specifications: - Bluetooth version: V4.1+EDR, Class 2 - Bluetooth profiles: A2DP, AVRCP - Bluetooth frequency range: 2.4GHz – 2.4835GHz How to use: 1. Insert the Bluetooth receiver into the 30-pin dock speaker. It will automatically enter pairing mode. 2. Enable Bluetooth on your device and search for available receivers. 3. When the receiver is detected, enter the pairing code "0000" and confirm. 4. Select the receiver from the device list and press "Connect." 5. Once connected, the indicator light will flash slowly in blue. Color: Black Material: ABS Dimensions: 46 x 37 x 9mm Package Contents: 1 x 30-pin Bluetooth music receiver 1 x packaging box Note: This receiver is compatible with analog o speaker docks only (including BOSE series, series, Sound Muse series, iHome series, Time's Music series, DOSS series, , TSX-130, etc.). The package includes only the items listed above. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement allows for a tolerance of +/- 1–3 cm.