NIA S4000 Wireless BT Over the Ear Hi-Fi Stereo Headphones with Memory Card Player FM Radio Aux In 4 In 1 Headsets

Weight	0.1 kg
Color	Black

NIA S4000 Wireless BT Over ear Hi-Fi Stereo Headphones

Features:
Multifunctional: NIA S4000 equipped with a BT connection, TF card music play, AUX-IN wired music play, FM radio, and hands-free calling with a microphone.
BT connection: NIA S4000 has the BT4.2 function, it is easy to pair with almost all BT-enabled audio devices freely to enjoy wireless music and hands-free calls.
AUX-IN function: NIA S4000 Connect to audio devices (MP3/MP4, laptop, etc.) without BT function with a 3.5mm audio cable (not included).
Long battery life: NIA S4000 has a Built-in 250mAh rechargeable battery, which lasts up to 10 hours of music playtime per charging cycle.
Ergonomic design: Adjustable headband length, foldable soft leather ear cushion, comfortable to wear and easy to store.
High-sensitive microphone: HD microphone reduces ambient noises and grasps voice details. You can get high-quality hands-free phone calls.

• BT Version: 4.2
• Support Profiles: A2DP/aca2dp
• Working Range: 10 Meters (no obstacle)
• Frequency Response: 20Hz-20KHz
• Impedance: 32Ω
• Sensitivity: 108±3dB
• FM Frequency: 87.5-108MHz
• Music Format: MP3, WMA, WAV
• Speaker Unit: 40mm
• Battery Capacity: 250mAh (Depends on Music Volume)
• Working Time: About 10 Hours
• Standby Time: About 200 Hours
• Charging Time: About 2 Hours
• Charging Port: Micro USB
• Color: Black
• Product Size: Approx. 19.6 * 17.3 * 8.2cm / 7.71 * 6.81 * 3.22in
• Product weight: 222g / 7.83oz
• Package size: 18.8 * 18.5 * 9.5cm / 7.40 * 7.28 * 3.74in
• Package weight: 363g / 12.80in