Most in-stock goods will be shipped from Jakarta within 24 hours. If you are a wholesaler, please contact me to get the best wholesale price. All products in our store enjoy a 1-year warranty. Your order will be guaranteed. If you have any questions, please feel free to contact me. I will provide you with VIP-level after-sales service~ If you are satisfied with the product, please leave me a rating. Thank you buyers~ If you encounter product quality problems, damage, or failure to use, please contact online customer service to return or exchange the product to avoid your losses. Product damage during transportation cannot be 100% avoided, please do not leave negative reviews. petunjuk: Saat menyambungkan headset untuk pertama kali, pengoperasian yang tidak tepat dapat menyebabkan headset gagal dipasangkan. Itu hanya akan menyebabkan suara keluar dari salah satu earphone, tidak keduanya. Silakan ikuti langkah-langkah di bawah ini untuk mengatasi masalah tersebut. tisp: 1. Hapus headset pro 4 yang terhubung di pengaturan Bluetooth telepon; 3. Matikan fungsi Bluetooth ponsel dan matikan daya headphone di kedua sisi; 4. Buka penutup kompartemen pengisi daya dan keluarkan dua headphone secara bersamaan 5. Tunggu 5-10 detik 6. Aktifkan Bluetooth di ponsel Anda 7. Cari koneksi pro 4. Jika pairing berhasil, akan muncul pesan #34;Connected #34; Lampu merah: mengisi daya