Sanag B21S Bone Conduction Bluetooth Earphones

$28.99 $39.99
-28%
Color: Black
  • Black
  • Blue
In stock

Estimated delivery between November 23 and November 28.

Sanag B21S Bone Conduction Bluetooth Earphones

14-Day Returns

Unhappy with your order? Return within 14 days of delivery.

Sanag B21S Bone Conduction Bluetooth Earphones

Risk-Free Purchase for Defective or Lost Items

Damaged, defective, or lost items are covered with a full refund.

Shipping & Delivery

Shop with confidence — every order is fully protected from checkout to delivery.

  • Delivery Time: Most orders arrive within 5–10 business days.
  • Processing: Orders are checked and packed within 1–4 business days.
  • Flat Shipping: One rate for all sizes and quantities.
  • Pricing: Prices include all applicable taxes. International orders may incur local duties; we notify you in advance.
  • Delivery Protection: Lost or delayed shipments are fully covered.
  • Extended Delay Coverage: In very rare cases — such as unexpected carrier delays or technical issues — if your package has not moved or arrived after 30 days and the carrier has not reported it as lost, we will automatically consider it lost and issue a full refund.
  • Tracking: Real-time tracking is available for all shipments.
  • Address Updates: Contact us before dispatch if you need to update your shipping address.
  • Support: Email us at help@devicean.com. If we can't respond immediately, we will get back to you as soon as possible.

Read full Shipping & Delivery Policy

Returns & Refunds

We’re confident you’ll love your purchase — but if something isn’t right, we’ll make it right.

  • Return Window: 14 calendar days from delivery for any reason (dissatisfaction, defect, or damage).
  • Free Returns for Our Error: Defective, damaged, or incorrect items — return shipping is free.
  • Change of Mind: Return allowed, but shipping is paid by the customer.
  • Fast Refunds: Issued within 3–5 business days after your return is received and inspected.
  • Easy 3-Step Process: Submit return request → Receive instructions → Send & Refund.
  • Happiness Guarantee: Even after the return window, contact us for replacements, partial credits, or alternative solutions.
  • Support: Email us at help@devicean.com. If we can't respond immediately, we’ll get back to you as soon as possible.

Read full Returns & Happiness Guarantee Policy

Sanag B21S Bone Conduction Bluetooth Earphones
$28.99 $39.99
$28.99 $39.99
Choose option
Color: Black
  • Black
  • Blue

Product Details

Experience unparalleled comfort and clarity with the Sanag B21S Bone Conduction Bluetooth Earphones. Designed to keep your ears open, these earphones deliver clear sound without blocking ambient noise. Enjoy wireless freedom with a reliable Bluetooth connection and battery life that lasts through your busiest days. Water-resistant and equipped with intuitive controls, they are perfect for active lifestyles, letting you stay connected and in control no matter where you go.

Brand & Model

  • Brand Name: Sanag
  • Model Number: B21

Audio Specifications

  • Vocalism Principle: Bone Conduction
  • Drivers: 2
  • Driver Diameter: 13 mm (0.51 inches)
  • Frequency Response Range: 20 Hz – 20,000 Hz
  • Resistance: 8 Ω
  • Impedance Range: Up to 32 Ω
  • Sensitivity: 99 dB
  • Total Harmonic Distortion (THD): 5%
  • Maximum Output: 0.5 W

Connectivity

  • Communication: Wireless 
  • Bluetooth Version: 5.4
  • Maximum Wireless Range: ≤10 m (≤32.8 ft)
  • Audio Codecs: AAC, SBC

Battery & Charging

  • Battery Capacity: 160 mAh
  • Battery Life (Max): Up to 10 hours
  • Charging Interface: Type-C
  • Charging Method: Cable
  • Charging Voltage: 5 V
  • Line Length: 30 cm (11.8 inches)

Controls & Features

  • Control Features: Volume Control, Control Button
  • Microphone: Yes
  • Earcups Type: Sealed
  • Support APP: Yes
  • Waterproof: Yes

Material, Dimensions & Weight

  • Material: Plastic
  • Weight: 210 g (7.4 oz)
  • Dimensions (W × H × D): 108 mm × 5 mm × 126 mm (4.25 in × 0.20 in × 4.96 in)

Certifications

  • CE, FCC, RoHS, WEEE

Package Contents

  • User Manual
  • Charging Cable