4G LTE Android 8.1 Waterproof Rugged Smartphone PTT Walkie Talkie Two-Way Phone

Speaker: Φ36/8Ω, 2W loudspeaker. 1 x Walkie Talkie. FM Radio: Yes, earphone needed. OS: Android 8.1. 4G: FDD-LTE B1/B3/B5/B7/B8/B20 ; TDD-LTE B38/B40. Waterproof Grade: IP68. Network frequency.

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