Lub tuam txhab ua raws li lub tswv yim ua haujlwm "kev tswj hwm kev tshawb fawb, qhov zoo tshaj plaws thiab kev ua tau zoo tshaj plaws, tus neeg siv khoom zoo tshaj plaws rau Tus Nqi Zoo Tshaj Plaws rau Digital GPS Xov Tooj Cua DP4401e walkie talkie DP4401 Handheld ob txoj kev xov tooj cua XPR7350 UHF / VHF Xov Tooj Cua DP4400 rau Motorola XiR P8608i, Peb tau zoo siab rau koj qhov kev sawv cev zoo los ntawm peb cov neeg siv khoom rau peb cov khoom zoo.
Lub tuam txhab ua raws li lub tswv yim ua haujlwm "kev tswj hwm kev tshawb fawb, kev ua tau zoo tshaj plaws thiab kev ua tau zoo tshaj plaws, cov neeg siv khoom zoo tshaj plaws rau, Vim peb txoj kev ua raws li qhov zoo, thiab kev pabcuam tom qab muag, peb cov khoom tau nrov dua thoob plaws ntiaj teb. Muaj ntau tus neeg siv khoom tuaj xyuas peb lub Hoobkas thiab tso cov xaj. Thiab kuj muaj ntau tus phooj ywg txawv teb chaws uas tuaj saib, lossis tso siab rau peb yuav lwm yam khoom rau lawv. Koj tuaj yeem tuaj rau Suav teb, rau peb lub nroog thiab rau peb lub Hoobkas!
Kev Ntsuas Txuj Ci
| Qauv | ST-914 |
| Kev daws teeb meem ntawm cov chips | Kev ua tau zoo siab Senior Imported Chip (sib xws nrog Impinj R2000) |
| Zaus | 865~868MHz (EU), 902~928MHz (Tebchaws Meskas) |
| Cov Txheej Txheem | ISO18000-6C (EPC GEN2) |
| Lub zog RF | 30dbm (kho tau) |
| Tau Txais Kev Nkag Siab | ≤-87dBm |
| Kev Ceev ntawm Cov Khoom Muag | 300pcs/s |
| Hom ua haujlwm | Hom teb, hom khoom muag tiag tiag |
| Kev nyeem ntawv nrug | 0 ~ 15 'meter' (nyob ntawm tus kav hlau txais xov thiab daim ntawv lo) |
| Kev muab hluav taws xob | 3.3 ~ 5V DC |
| Kev Sib Txuas Lus | RS232 (TTL 3.3V theem) |
| Chaw nres nkoj Antenna | 4 SMA poj niam txuas |
| GPIO | 2 lub tswv yim & 2 qhov tso zis |
| Kev hloov kho firmware | Kev txhawb nqa |
| Loj | 76.5 * 51 * 10.1 hli |
| Qhov hnyav | 42g |
| Kub ua haujlwm | -20 ~ + 55 ℃ |
| Qhov kub cia khoom | -20 ~ + 85 ℃ |



| Tsis yog. | Lub Cim | Lus tawm tswv yim |
| 1 | GND | Av |
| 2 | GND | |
| 3 | VCC | Kev Muab Fais Fab |
| 4 | VCC | |
| 5 | GPO1 | Cov zis dav dav (3.3V TTL theem) |
| 6 | GPO1 | |
| 7 | GPI1 | Cov tswv yim dav dav (3.3V TTL theem) |
| 8 | LUB NQI | Buzzer tsav tsheb tso zis, qib siab zoo. Tam sim no sourcing tshaj 50mA |
| 9 | RXD | Cov ntaub ntawv nkag mus rau hauv serial |
| 10 | TXD | Cov ntaub ntawv tso zis serial |
| 11 | USB-DM | Rau kev sim xwb |
| 12 | USB-DP | |
| 13 | GPI2 | Cov tswv yim dav dav (3.3V TTL theem) |
| 14 | EN | Qhib. Qib siab ua haujlwm nrog sab hauv 10kOhm resistor rub mus txog VCC |
| 15 | RS485_CTRL | RS-485 kev tswj kev taw qhia |
Kev Ntsuas Txuj Ci
| Qauv | ST-M918 |
| Kev daws teeb meem ntawm cov chips | Kev ua tau zoo siab Senior Imported Chip (sib xws nrog Impinj R2000) |
| Zaus | 865~868MHz (EU), 902~928MHz (Tebchaws Meskas) |
| Cov Txheej Txheem | ISO18000-6C (EPC GEN2) |
| Lub zog RF | 30dbm (kho tau) |
| Tau Txais Kev Nkag Siab | ≤-87dBm |
| Kev Ceev ntawm Cov Khoom Muag | 300pcs/s |
| Hom ua haujlwm | Hom teb, hom khoom muag tiag tiag |
| Kev nyeem ntawv nrug | 0 ~ 15 'meter' (nyob ntawm tus kav hlau txais xov thiab daim ntawv lo) |
| Kev muab hluav taws xob | 3.3 ~ 5V DC |
| Kev Sib Txuas Lus | RS232 (TTL 3.3V theem) |
| Chaw nres nkoj Antenna | 8 SMA poj niam txuas |
| GPIO | 2 lub tswv yim & 2 qhov tso zis |
| Kev hloov kho firmware | Kev txhawb nqa |
| Loj | 76.5 * 51 * 10.1 hli |
| Qhov hnyav | 42g |
| Kub ua haujlwm | -20 ~ + 55 ℃ |
| Qhov kub cia khoom | -20 ~ + 85 ℃ |


| Tsis yog. | Lub Cim | Lus tawm tswv yim |
| 1 | GND | Av |
| 2 | GND | |
| 3 | VCC | Kev Muab Fais Fab |
| 4 | VCC | |
| 5 | GPO1 | Cov zis dav dav (3.3V TTL theem) |
| 6 | GPO1 | |
| 7 | GPI1 | Cov tswv yim dav dav (3.3V TTL theem) |
| 8 | LUB NQI | Buzzer tsav tsheb tso zis, qib siab zoo. Tam sim no sourcing tshaj 50mA |
| 9 | RXD | Cov ntaub ntawv nkag mus rau hauv serial |
| 10 | TXD | Cov ntaub ntawv tso zis serial |
| 11 | USB-DM | Rau kev sim xwb |
| 12 | USB-DP | |
| 13 | GPI2 | Cov tswv yim dav dav (3.3V TTL theem) |
| 14 | EN | Qhib. Qib siab ua haujlwm nrog sab hauv 10kOhm resistor rub mus txog VCC |
| 15 | RS485_CTRL | RS-485 kev tswj kev taw qhia |
Lub tuam txhab ua raws li lub tswv yim ua haujlwm "kev tswj hwm kev tshawb fawb, qhov zoo tshaj plaws thiab kev ua tau zoo tshaj plaws, tus neeg siv khoom zoo tshaj plaws rau Tus Nqi Zoo Tshaj Plaws rau Digital GPS Xov Tooj Cua DP4401e walkie talkie DP4401 Handheld ob txoj kev xov tooj cua XPR7350 UHF / VHF Xov Tooj Cua DP4400 rau Motorola XiR P8608i, Peb tau zoo siab rau koj qhov kev sawv cev zoo los ntawm peb cov neeg siv khoom rau peb cov khoom zoo.
Tus nqi zoo tshaj plaws rau, Vim peb ua raws li qhov zoo, thiab kev pabcuam tom qab muag, peb cov khoom tau nrov zuj zus thoob plaws ntiaj teb. Muaj ntau tus neeg siv khoom tuaj xyuas peb lub Hoobkas thiab tso xaj. Thiab kuj muaj ntau tus phooj ywg txawv teb chaws uas tuaj saib, lossis ntseeg peb yuav lwm yam khoom rau lawv. Koj tuaj yeem tuaj rau Suav teb, rau peb lub nroog thiab rau peb lub Hoobkas!