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Tronsmart Sounfii R4 Earphones Wireless Earphones With Bluetooth 5.3 Quad-Mic Call Noise Reduction 28H Playtimes
Price (USD): $31.99 ~ 36.99 / piece
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Note: For sizings issues, we can exchange it for free.
Refund: Full refund application available if not satisfied. We aim for 100% customer satisfaction.
Refund: Full refund application available if not satisfied. We aim for 100% customer satisfaction.
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Customer Service Guarantee
100% Satisfaction Guarantee: If item arrives damaged/missing/wrong, Lizii will make compensation based on the damage situation.
Quality Guarantee: If the item you purchased has quality issues, Lizii will provide comprehensive after-sale service.
Return & Refund: Your purchased items can be returned for a refund with no reason within 7 days of delivery.Specifications
- Material: Metal
- Width[mm]: 80
- Depth[mm]: 80
- Weight[g]: 120
- Height[mm]: 50
- Battery Capacity[mAh]: 3.7V/400mAh
- Battery life up to[hours]: 28
- Voice assistant built-in: No
- Maximum wireless range[m]: <10m
- NFC Technology: No
- Category: Earphones & Headphones
- Max Output: 5mW
- Number Of Drivers: 2
- Charging Method: Charging case
- Magnet Type: Neodymium
- Driver Diameter: 13mm
- Total Harmonic Distortion: 5%
- Impedance Range: up to 32 Ω
- Bluetooth Version: 5.3
- Package List: User Manual, Charging case, Charging Cable
- Features: waterproof, With Microphone
- Codecs: sbc
- With Microphone: Yes
- Is wireless: Yes
- Support APP: No
- Support Memory Card: No
- Waterproof: Yes
- Resistance: 3Ω
- Frequency Response Range: 2402 - 2480Hz
- Sensitivity: 5dB
- Plug Type: NONE
- Function: For Internet Bar, Monitor Headphone, for Video Game, Common Headphone, Sport
- Active Noise-Cancellation: No
- Volume Control: No
- Control Button: Yes
- Vocalism Principle: Dynamic
- Wireless Type: bluetooth
- Connectors: Type c
- Communication: True Wireless
- Style: In-ear
- Certification: CE, FCC, RoHS
- Origin: Mainland China
- Model: Sounfii R4
- Color: Beige, Black
- Bluetooth Version: 5.3
- Audio Codec: SBC
- Driver: 12mm Composite Diaphragm
- Earbuds Playtime: 7 Hours
- Earbuds With Charging Case: 28 Hours(50% Volume)
- Earbuds Battery: 3.7V/35mAh
- Charging Case Battery: 3.7V/400mAh
- IP Rating: IPX4
- Net Weight: 45g
- Gross Weight: 120g
- Frequency Band: 2402-2480MHz
- Maximum Transmit Power: 5dBm
- Package Weight:
- Package Size:
Description
Conditions: Buyer shall pay all shipping cost for warranty services. Warranty does not cover physical damages.
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