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图片源于供应商或网络,实物可能存在差异,请以实物为准

psr12n08ak

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¥ 175.647210

¥ 175.64721

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¥ 147.633301

¥ 1476.33301

25+

¥ 138.762230

¥ 3469.05575

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¥ 133.252828

¥ 6662.6414

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¥ 121.673745

¥ 12167.3745

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¥ 118.218696

¥ 35465.6088

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¥ 115.510685

¥ 57755.3425

1000+

¥ 108.693967

¥ 108693.967

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¥ 101.130212

¥ 505651.06

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产品参数

产品属性	属性值
商品目录	蜂鸣器
驱动方式	无源(外部驱动)
构造类型	压电式
工作电压	3V~28V
频率	2.5kHz
工作电流	15mA
声压(SPL)	90dB
直径	30mm
长度	-
宽度	-
高度	16mm
工作温度	-20℃~+70℃

PDF描述： 8 Ohms 通用扬声器 500 mW 1 kHz ~ 20 kHz 顶部圆形

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.002835s ]
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SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001672s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 32210579 [ RunTime:0.039956s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.007959s ]
SELECT * FROM `stock_price` WHERE `stockid` = 32210579 ORDER BY `minOrder` ASC [ RunTime:0.009297s ]
CONNECT:[ UseTime:0.000643s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='psr12n08ak' and brandshort='mallory sonalert' limit 1 [ RunTime:0.036426s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001400s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'psr12n08ak' LIMIT 1 [ RunTime:0.022416s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001631s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'psr12n08ak' LIMIT 1 [ RunTime:0.016199s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001763s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'psr12n08ak' OR `brand` LIKE 'mallory sonalert%' ) ) LIMIT 1 [ RunTime:0.020845s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.010067s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'psr12n08ak' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.018084s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'psr12n08ak' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.014285s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.006296s ]

0.580028s

psr12n08ak

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总价金额： ￥ 175.64721

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产品参数

PDF描述： 8 Ohms 通用 扬声器 500 mW 1 kHz ~ 20 kHz 顶部 圆形

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总价金额：￥ 175.64721

PDF描述： 8 Ohms 通用扬声器 500 mW 1 kHz ~ 20 kHz 顶部圆形