iKross Bluetooth 3.0 Audio Music Streaming Receiver Adapter with 3.5 mm Stereo Output Utilizes wireless function with A2DP audio streaming for enhanced audio quality and powerful sound ; Wirelessly receives music from your A2DP Bluetooth enabled smartphone, tablet or computer from up to 30 feet away ; Pairs to your device in seconds with one-touch control Plugs directly into your speaker or stereo's AUX line-in port via 3.5mm headphone plug Charges via the included USB cable in 2 -3 hours and delivers 8 hours of audio transmission per charge Dimensions: 1.97 x 1.00 x 0.43 inches ( 50 X 25.5 X 11 MM ) ; Weight: 13.8g Package Included: Wireless Receiver, 3.5mm Audio Cable, 3.5mm Audio Adapter, Micro-USB Charging Cable, User Manual. Compatible with Apple iPhone SE, 6S, 6S Plus, 6 4.7, 6 Plus, 5s,5c, 5, Samsung Galaxy S7, S6, J7, J5, Galaxy S5, Galaxy S4, Galaxy S3, Galaxy S2, Galaxy Note 5, LG G4, V10, G4, K7, Google Nexus 5X, Nokia Lumia Series, Motorola Moto E, Moto G, Moto X, HTC One, M1, 10, M9, Sony Xperia Z5, Xperia M5, Xperia Z3, Huawei Nexus 6P, Honor 5X, Asus Zenfone Go T500, Zenfone 2 Laser ZE551KL, BLU Studio XL, Life One X, Vivo XL, Advance 5.0, Studio Selfie, BlackBerry Leap and more