Main Features:
- Bluetooth 2.1 technology for lower energy consumption but more stable connection and faster transmits speed・ wireless operating distance is up to 10m- Long playtime・ fast recharge: Built-in 300mAh rechargeable Lithium-ion battery supplies 3 - 8hrs music time and it can be fully recharged for 2 - 3hrs- Simple control panel: Easy access to hands-free talking / Volume up / Volume down / Fast forward ( skip ) / Backward / Pause / Play / Power buttons- Diverse play mode: Can play music directly from TF card / AUX cable and Bluetooth devices・ convenient to use- Support for hands-free calls function- Broad compatibility: Quick pairing through Bluetooth with any Bluetooth enables smartphones- Built-in microphone let you can have a more clear and safer call with your families and friends- Fashionable and high-end equipment・ not only satisfies your own awesome music enjoyment need but also can be used as a creative present for friends- A variety of play mode switches


Model: S311
Design: Classical・Cool・Multifunctional・Portable
Compatible with: Mobile phone・MP3・TF/Micro SD Card
Supports: Bluetooth・Hands-free Calls・Microphone・TF Card Music Playing・Volume Control
Functions: AUX Function・Songs Track
Connection: Wireless
Audio Source: Bluetooth Enabled Devices・Electronic Products with 3.5mm Plug・Electronic Products with USB port・TF/Micro SD Card
Material: ABS・Plastic
Color: Black・Gray・Light blue・Red


TF Card Extension: 32G to the Max.(Not Included)
Transmission Distance: W/O obstacles 10m
Speaker Impedance: 4 ohm
Freq: 150Hz-15KHz
S/N: More than 85dB
FM Radio Frequency: 87.5-108MHz


Power Source: Battery
Charging Voltage: 5V
Working Voltage: 3.7V
Battery Capacity: 300mAh


Battery Type: Lithium ion battery
Battery Voltage: 3.7V
Battery Current: 350mA


Package weight: 0.662 kg
Product size (L x W x H): 18.00 x 6.50 x 7.00 cm / 7.09 x 2.56 x 2.76 inches
Package size (L x W x H): 19.50 x 9.50 x 9.50 cm / 7.68 x 3.74 x 3.74 inches


Package Contents: 1 x S311 Hands-free Bluetooth 2.1 Speaker Portable AUX TF Card Music Player・ 1 x USB Cable・ 1 x 3.5mm AUX Cable・ 1 x English User Manual