NIA S4000 BLUETOOTH HEADSET - WIRELESS & WIRED, FM RADIO, TF CARD, APP CONTROL
NIA S4000 Bluetooth headset with wireless & wired dual-mode connection, built-in FM Radio, TF card support, APP control, and 40mm HD drivers. Features 6 - 8 hours playback, 200-hour standby, and a 10M wireless range - the all-in-one audio companion.
Detailed Product Overview
The NIA S4000 is a versatile Bluetooth headset built for users who want more than just wireless audio. With wireless Bluetooth, wired 3.5mm, FM Radio, TF card playback, and APP controlling all in one device, the S4000 adapts to any situation - whether you're commuting, working out, or simply relaxing at home.
Dual-Mode Connectivity: Switch seamlessly between wireless Bluetooth and wired 3.5mm mode. Use Bluetooth for freedom of movement or plug in the 3.5mm cable when battery runs low - ensuring you're never without audio.
FM Radio & TF Card: Enjoy local FM stations or load your music onto a MicroSD card and play directly without any paired device. Ideal for outdoor use, commutes, and areas with limited phone access.
40mm HD Driver Unit: Delivers rich, balanced stereo sound across the full 20Hz - 20kHz frequency range with clear highs, detailed mids, and deep bass - powered by a low 32O impedance for efficient audio output on any device.
All-Day Battery Life: A 250mAh battery provides 6 - 8 hours of continuous playback with a 200-hour standby time. Charges fully in just 2 hours via the included USB charging cable.
APP Control: Advanced APP controlling support lets you manage playback, volume, and settings conveniently from your smartphone, giving you more control without touching the headset.
Technical Specifications
🔊 Audio
| Driver Unit | 40mm HD Driver |
| Frequency Response | 20Hz - 20KHz |
| Impedance | 32O |
| Audio Interface | 3.5mm |
💬 Connectivity & Features
| Function | Wireless & Wired, TF Card, FM Radio, APP Control |
| Transmission Distance | 10M |
🔋 Battery
| Battery Capacity | 250mAh |
| Working Time | 6 - 8 Hours |
| Standby Time | 200 Hours |
| Charging Time | ~2 Hours |
📦 In the Box
| Package Includes | 1 - Headphone, 1 - Charging Cable, 1 - User Manual |
Frequently Asked Questions
? Does the NIA S4000 support FM Radio and TF card?
Yes. The NIA S4000 has built-in FM Radio and supports TF (MicroSD) card playback, so you can listen to music or radio directly without needing a paired phone.
? How long does the NIA S4000 battery last?
The S4000 provides 6 - 8 hours of continuous playback on a full charge, with 200-hour standby and approximately 2 hours charging time via the included USB cable.
? Can I use the NIA S4000 in wired mode?
Yes. The S4000 supports both wireless Bluetooth and wired 3.5mm connection modes, so you can continue using it even when the battery is low by simply plugging in the included 3.5mm audio cable.
