Features:● Stable triangle shape structure， exquisite and attractive metal grid
● Strong output power with outstanding sound quality
● Four defenses: Shockproof， drop proof， dust proof， crash proof， suitable for both indoor and outdoor exercise
● Specific buckle design: Built-in hook， convenient and fashion
● With AUX in function: Support all digital audio device with 3.5mm jack， such as iPod， iPhone， MP3， computer， notebook etc.
● Built-in 1500mAh high capacity rechargeable battery， using for long time
● Support TF card input ( up to 32GB， card not included )
● Bluetooth hands-free call answer， talking more conveniently and ensuring your driving safety
● Compatible with most Bluetooth smartphone， pad， PC and other Bluetooth devices
● Saving power: When the Bluetooth is disconnected or paused ( TF card pause / Line in mute )， it will turn off automatically after no playing for ten minutes Model: ER160
Design: Cool，Multifunctional，Portable，Sport，Stylish
Compatible with: Laptop，Mobile phone，MP3，MP4，MP5，PC，Tablet PC，TF/Micro SD Card
Supports: Bluetooth，Hands-free Calls，Loudspeaker，TF Card Music Playing，Volume Control
Functions: AUX Function，Songs Track，Stereo
Connection: Wireless
Interface: 3.5mm Audio，Micro USB，TF Card Slot
Audio Source: Bluetooth Enabled Devices，Electronic Products with 3.5mm Plug，TF/Micro SD Card
Color: Blue，Gray，Green，Orange Bluetooth version: V2.1+EDR
Powlev: CLASS II
TF Card Extension: 32G to the Max.(Not Included)
Transmission Distance: W/O obstacles 10m
Freq: 60Hz-20KHz
S/N: 65dB
Distortion: no more than 1 percent Charging time: 2.5 - 3 hours
Lasting Time: About 4 hours
Battery Capacity: 1500mAh Package weight: 0.721 kg
Product size (L x W x H): 16.50 x 6.50 x 6.50 cm / 6.50 x 2.56 x 2.56 inches
Package size (L x W x H): 20.00 x 6.50 x 17.00 cm / 7.87 x 2.56 x 6.69 inches Package Contents: 1 x EARSON ER160 Portable Wireless Stereo Super Bass Bluetooth 2.1 + EDR Speaker Support Hands-free TF Card AUX Input， 1 x Hook， 1 x Audio Cable， 1 x USB Charging Cable， 1 x Bilingual User Manual， 1 x Protective Cover