Acefast N9 Neckband Wireless Earphones
The Acefast N9 Neckband Wireless Earphones redefine entry-level personal audio
by delivering an incredible combination of high-fidelity acoustic performance,
long-lasting battery power, and modern wireless technology. Designed
specifically for users who need reliability on the go, these wireless neckband
earphones feature advanced Bluetooth neckband headphone capabilities paired
with robust silicone build quality. Whether you are navigating busy
city streets, taking hands-free business calls, or playing competitive mobile
games, the Acefast N9 Neckband Wireless Earphones serve as your ultimate daily
audio companion.
As premium behind-the-head
earbuds, this wireless neckband solves common issues associated with lost or
dropped TWS earbuds. By combining flexible contoured silicone neckband
construction with magnetic locking earbud heads, these Bluetooth neckband
headphones stay securely resting around your neck when not in use.
Electro-Acoustic Engineering & Audio
Modes
At the heart of the Acefast
N9 Neckband Wireless Earphones is a massive 14.2mm dynamic driver,
significantly larger than standard 10mm drivers found in typical behind-the-head earbuds. This large diaphragm allows the earphone driver to
displace more air, producing deep, distortion-free low frequencies down to 50Hz
and crisp high frequencies up to 20kHz.
For bass enthusiasts,
these Bluetooth neckband headphones feature a dedicated Bass Boost Mode
activated via a double-press of the inline remote. Onboard Digital
Signal Processing (DSP) dynamically elevates sub-bass punch while preserving
vocal clarity. Additionally, the integrated omnidirectional microphone
equipped with Environmental Noise Cancellation (ENC) filters out unwanted
ambient background sounds during voice calls, ensuring clear speech
transmission even in crowded or noisy environments.
Connectivity & Ultra-Low Latency
Performance
Powered by an advanced
Bluetooth 6.0 Smart Sound Chip, the Acefast N9 Neckband Wireless Earphones set
a benchmark for signal stability and rapid auto-pairing. Unlike
traditional Bluetooth neckband headphones that suffer from signal drops in
crowded urban areas, these behind-the-head earbuds maintain a steady 10-meter
wireless range.
Gamers using the headset
will appreciate the dedicated Game Mode, which slashes audio delay to a
sub-10ms ultra-low latency level for flawless audio-visual sync in fast-paced
games like PUBG Mobile and Free Fire. Furthermore, dual-device multipoint
pairing allows these Bluetooth neckband headphones to seamlessly switch between
your smartphone and laptop without manual re-pairing.
Ergonomics, Durability & Power
Management
Weighing a lightweight 33
grams, the Acefast N9 Neckband Wireless Earphones feature an ergonomic
skin-friendly silicone collar designed for all-day wearing comfort. An
IPX4 water-resistance rating ensures these behind-the-head earbuds withstand
sweat during workout sessions and light rain during daily outdoor
commutes.
Equipped with a 200mAh
Lithium-Polymer battery managed by a specialized PMIC chip, the headset
delivers up to 32 hours of continuous music playback or 25 hours of talk time
at 50% volume. When you are low on power, the universal USB Type-C
fast-charging feature grants up to 4 hours of listening time from just a quick
10-minute charge.
Product Specifications
|
Specification
Parameter
|
Technical Detail /
Value
|
|
Product Model
|
Acefast N9
|
|
Color Variant
|
Matte Black
|
|
Bluetooth Version
|
Bluetooth 6.0 (Smart
Sound Chip)
|
|
Supported Audio
Codecs
|
SBC, AAC
|
|
Wireless Transmission
Range
|
Up to 10 Meters
|
|
Acoustic Driver
|
14.2mm Dynamic Driver
|
|
Frequency Response
|
50Hz - 20,000Hz (20kHz)
|
|
Impedance &
Sensitivity
|
32Ω / 119dB ± 3dB
|
|
Microphone &
Noise Cancellation
|
Omnidirectional with
Environmental Noise Cancellation (ENC)
|
|
Battery Capacity
|
200mAh Lithium-Polymer
|
|
Music Playback Time
|
Up to 32 Hours (at 50%
Volume)
|
|
Voice Talk Time
|
Up to 25 Hours (at 50%
Volume)
|
|
Charging Port &
Fast Charge
|
USB Type-C / 10 Mins
Charge = 4 Hours Playback
|
|
Full Charge Duration
|
Approx. 2 Hours (DC 5V =
0.18A)
|
|
Ingress Protection
Rating
|
IPX4 Water & Sweat
Resistance
|
|
Body Weight &
Dimensions
|
33 Grams / 180 × 126 ×
15 mm
|
|
Materials &
Certifications
|
ABS Plastic + Silicone /
CE, FCC, RoHS, UKCA
|
Frequently Asked Questions (FAQ)
Q1: How long does the
battery last on the Acefast N9 Neckband Wireless Earphones?
The Acefast N9 Neckband
Wireless Earphones offer up to 32 hours of music playback or 25 hours of voice
calls on a full charge at 50% volume.
Q2: Do these Bluetooth
neckband headphones support fast charging?
Yes, these Bluetooth
neckband headphones support USB Type-C quick charging, providing up to 4 hours
of music playback from a 10-minute charge.
Q3: Can I connect these
Acefast N9 behind-the-head earbuds to two devices simultaneously?
Yes, these behind-the-head
earbuds support dual-device multipoint pairing, allowing them to stay connected
to your phone and laptop at the same time.
Q4: Are these neckband
earphones suitable for gaming?
Yes, these behind-the-head
earbuds support dual-device multipoint pairing, allowing simultaneous
connection to your phone and laptop.
Q5: Are these Bluetooth
neckband headphones waterproof?
The headset has an IPX4
splash-resistance rating, protecting these Bluetooth neckband headphones from
sweat and light water splashes.
