Yulong Computer Telecommunication Scientific YL8166G2 Dual-SIM Dual-band GSM/GPRS 850/1900 Mobile Phone User Manual R38YL8166G2 Rev

Yulong Computer Telecommunication Scientific (Shenzhen) Co. LTD Dual-SIM Dual-band GSM/GPRS 850/1900 Mobile Phone R38YL8166G2 Rev