Connects non-wireless source devices to BT speakers and headphones aptX low latency and aptX codec support for crystal clear, synchronised audio Wireless audio standard: 5.0 Chipset: CSR 8670 Dimensions: 105 x 25 x 20 mm (W x D x H) Connections: Input: 1 x 3.5 mm female (AUX), 1 x TosLink female, 1 x USB Micro B female (for power); output: 1 x 3.5 mm female (AUX), 1 x TosLink female Includes: 0.8 m USB cable (Type-A male - Micro Type-B male)