$56.70Original price was: $56.70.$17.01Current price is: $17.01.
Brand FiiO Model Name M21 Special Feature Hi-Res Audio Connectivity Technology Bluetooth, Wi-Fi Memory Storage Capacity 64 GB Color Dark Blue Screen Size 4.7 Inches Compatible Devices Headphone Media Type Micro SDHC Included Components Cable A Brand-New Processor That Surpasses Competing Products —
A Brand-New Processor That Surpasses Competing Products — Qualcomm Snapdragon 680 Built on a 6nm process, it delivers superior performance and enhanced power efficiency. With 4GB+64GB storage and Android 13, it ensures smooth and seamless operation for all major music apps.
Patented Desktop Mode with 950mW High Power Output: When Desktop Mode is activated, the M21 operates entirely on external power, with the built-in battery neither charging nor discharging—effectively extending battery lifespan.
Quad CS43198 Matrix DACs, Fully Balanced 2-Stage Amplification: Featuring a 4-channel, 8-path fully differential output design, it unleashes its full potential with exceptional dynamic range and high noise immunity. The headphone amp adopts a 2-stage circuit design—the first stage handles voltage amplification while the second stage boosts current—ensuring pristine sound quality and rich detail.
Versatile Ports, High-Performance Output: Supports dual 3.5mm + 4.4mm headphone/LO outputs, equipped with independent line amplification circuits. Also supports SPDIF and USB Audio output, with SPDIF performance rivaling professional digital transports—reducing jitter by 70%.
Reviews
★★★★★
"Came earlier than the promised date. The weight feels balanced and premium. I keep it in the car for road trips. Customer service was helpful when I had a question."
William Green Jul 2, 2026
★★★★★
"Picked the blue one and the cushioning is supportive after hours. It's been my go-to for morning coffee runs. Solid deal, no regrets."
Donna Bailey Jul 12, 2026
★★★★★
"The team was responsive when I reached out. It does exactly what it's supposed to do. Used it during a move and nothing shifted. Would recommend."
Carolyn Kim Aug 12, 2026
★★★★☆
"Picked the red option and the zipper glides without catching. Used it at the desk for video calls all month. Would buy again."
Margaret Brown Aug 6, 2026
★★★★☆
"Got the olive green and the material feels solid and well-made. Used it during a move and nothing shifted. I'm in Phoenix, AZ. Worth the money."
Donald Phillips May 6, 2026
★★★★☆
"Ordered the 3-pack on sale and it does exactly what it's supposed to do. Took it on a road trip last weekend. I'm in Raleigh, NC. Couldn't ask for more at this price."
Pamela Lee Jul 22, 2026
★★★★☆
"Picked the blue one and it heats up fast and evenly. I keep it in the car for road trips. Happy with my purchase."
David Morales Jun 6, 2026
★★★★★
"Order processed quicker than the estimate. Cushioning is supportive after hours. Carried it through a busy work week. Slightly heavier than expected, still well balanced though. I'm in Nashville, TN. Happy with my purchase."
Virginia Chen Jul 21, 2026
★★★★★
"Got the olive green and it feels sturdy in the hand. Running it through my routine for a month. I'm in Miami, FL. Couldn't ask for more at this price."
Amy Wood Jul 9, 2026
★★★★★
"Got the navy version and the sound is clear without any static. It lives in my gym bag now. Worth the money."