Features:<br />1.Dual Connect Mode & Easy use: This item is a Bluetooth Transmitter & Receiver in one model with Toslink. Transforms any devices (eg: TV， computer， MP3 player， speaker， headphone.) with 3.5mm jack / SPDIF / RCA into a Bluetooth-capable devices， no additional drivers required， mini size， ideal for home， car or other outdoor activities use.<br />2.Flexible Connection: Built-in a 3.5mm jack and digital Toslink optical SPDIF input and output， meanwhile package includes a 3.5mm female to 2 RCA male cable， which provides a wide compatibility to a various of devices.<br />3.Low Latency Audio: Bluetooth V4.1 decreases data transfer rate and reduced latency in sound transmission With aptX， you can enjoy high-fidelity quality audio sound wirelessly over Bluetooth connections with aptX-source devices.<br />4.Multipoint Streaming & Share Fun: Support to stream real-time audio to two Bluetooth headphones simultaneously (TX mode)， which is a perfect solution for two users to watch films， play games or enjoy music on PC / TV without disturbing others. Besides， this adapter also support to connect with two mobile phone (RX mode).<br />5.Long Working Time: Built-in 350mAh Li-ion battery allows for convenient recharging， long working time is up to 15 hours and supports continuously streaming even while charging.<br /><br />Package:<br />1*Bluetooth Transmitter/Receiver<br />1*3.5mm Male to Male Cable (11.5cm / 4.5")<br />1*3.5mm Female to 2 RCA Male Cable (25cm / 10")<br />1*USB Charging Cable<br />1*Toslink Digital Optical SPDIF Digital Cable (1m / 3.3ft)<br />1*English and Chinese User Manual<br />1*Package Box<br /><br />Specification:<br />-Type: 2 in 1 Bluetooth Transmitter Receiver<br />-Material: Plastic<br />-Quantity: 1pc<br />-Item Color: Black and silver<br />-Bluetooth Version: V4.1， class II (CSR BC8670)<br />-Profile: RX: A2DP， AVRCP; TX: A2DP<br />-Frequency Range: 2.402GHz-2.480GHz<br />-Transmit Range: Up to 10m / 33ft<br />-I/O: 1*3.5mm jack， 1*SPDIF IN， 1*SPDIF OUT， 1*Micro USB charging port<br />-Battery: Built-in 3.7V 350mAh Li-ion battery<br />-Working Time: A<br />-UX: About 15 hours<br />-SPDIF: About 15 hours<br />-Charging Time: About 2 hours<br />-Charging Input: DC 5V 200mA<br />-Work Temp.: -10~55 degree Centigrade<br />-Certification: CE<br />-Size: 6*6*1.9cm / 2.4*2.4*0.7" (L*W*H)<br />-Net Weight: 0.08kg / 2.8oz