Features: – Portable, Wireless & High-Powered Tube BoomBox – 2.1 Channel Hi-Fi Active Stereo System Design – Bluetooth Music Streaming Ability – Built-in Rechargeable Battery – Digital Sound Amplifier – FM Radio with Auto-Tuning – Micro SD Memory Card Reader – MP3 Digital Audio File Compatibility – Aux (3.5mm) Input Jack – Ability to Connect External Devices – Side Panel Button Control Center – Convenient Carry Strap for Portability – Full Range Stereo Sound Reproduction – Ported Enclosure Design for Impressive Bass Response Bluetooth Connectivity: – Instantly Stream Music from Your Devices – Works with All Your Favorite Bluetooth Devices – (iPhone, Android, Smartphone, iPad, Tablet, PC, etc.) – Bluetooth Version: 2.1, A2DP – Bluetooth Network Name: ‘PyleUSA’ – Wireless Range: Over 30’+ Feet What’s in the Box: – Wireless Tube Speaker – USB Charging Cable – Audio Connection Cable Technical Specs: – MAX Power Output: 50 Watt – Sound System: Dual 1.5’’ Mid-Ranges + 3’’ Subwoofer – Rechargeable Battery: 3.7V Li-iOn, 1800mAh – Impedance: 4 Ohm – Signal/Noise Ratio: >82dB – Frequency Response: 100-20kHz – Housing Construction Material: Engineered ABS – Power: DC, 5V/1A – Dimensions (L x W x H): 14.6” x 4.2” x 4.7”