Specifications:
1. Support: Bluetooth, handsfree call, TF, aux-in, USB disk
2. Grilled net + ABS with oil-coated
3. Supper base sound
4. Output: RMS 10W * 2 + 8W * 2
5. Input: 12V DC/1A
6. S/N: 90dB 
7. 1800mAh lithium rechargeable battery (5-8-hour playing)
8. Range: 15M 
9. Accessories: manual, aux cable, 12V/1A charger
10.3.5mm audio port available
11.Built-in microphone feature for voice call
12.FM radio mode available
13.TF slot available for memory card
14.USB port available for USB drive to play music
15.Up to 8 hours play time

Functions:
1. Built-in 4 Li-ion batteries with frequency division technology
2. Bluetooth connection
3. TF card reading
4. FM radio
5. Microphone
6. Voice prompt
7. EQ function
8. MP3 player mode

Accessories:
1. Manual
2. Charger

Packing:
1. 12 pieces per carton
2. Net weight: 59.5lbs
3. Gross weight: 61.7lbs
4. Size: 20.2*16.1*15.4 inches