Pyle Home PBTR30 3.5mm Jack Bluetooth Receiver with Streaming Audio and Built-In Mic, Rechargeable Battery Connect to any Stereo or Speaker System with 3.5mm Jack to Enable Bluetooth Audio Streaming - Excellent Wireless Signal Range - LED Indicator Light - Charging Time: 1-2 Hours Play and Control Music Wirelessly from Your iPod/MP3 Player, iPhone/Smartphone, iPad etc. - Supports A2DP Stereo Bluetooth For Superior Music Quality - Bluetooth Version: Bluetooth V3.0 - Dimension: 2.12'' x .98'' x .43'' Works with Headphones, Home Theater System, Car Stereos etc. - Charging Jack: Mini USB (DC 5V) - Working Range Up To: 35 Feet - Weight: 8g Can be Controlled with All Bluetooth Enabled Devices - Built-In Rechargeable Battery - Standby Time: 144-192 Hours Built-in Mic for Hands-Free Calls - AUX 3.5mm Cable (Included) - Working Time: 6 - 8 Hours