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Model | E503Bt |
Waterproof | IPX4 |
Chip | support |
Version | V5.0 |
Battery | 80mAh*1 |
Playtime | about 8H (in 70% volume) |
Talk time | about 8H (in 70% volume) |
Standby time | 100H |
Net weight | 17.8g |
Working frequency | 300Hz-10000Hz≤3%(at 1kHz) |
Wireless working range | 10M(without obstacles) |
Profiles supported | HFP, A2DP, AVRCP |
Speaker | Φ10mm |
Speaker sensitivity | 95±3dB,1KHz At 3mW |
Impedance | 16Ω±15% |
Speaker frequency | 20Hz~20KHz |
Input voltage/current | DC5V/500mA |










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