How do wireless fixed telephone landlines and wired fixed telephone landlines transmit messages?

Wireless landline, also known as TD business treasure, is a telephone terminal tailored for small and medium-sized enterprises and individuals. TD business Abao terminal can not only make phone calls normally, but also send and receive short messages, and can read aloud by voice, without wiring, which is convenient to carry.

Wireless landline can realize the traditional fixed-line functions such as short number call and multi-party call of family members. Can only be used locally, not roaming. SCDMA is a synchronous code division multiple access wireless access system, which is the third generation wireless communication technology with the same core as TD-SCDMA technology. It has the advantages of small radiation, good confidentiality and high communication quality. "Wireless landline" supports many new business functions such as caller ID, call forwarding, SMS, data and so on.